Exclusive: Sigourney Weaver reflects on her sci-fi franchises ...

Sigourney Weaver, a veteran of two major franchises, namely Alien and Avatar, has now added a third one to the list in the ...

In James Cameron's "Avatar: Fire and Ash," the filmmakers used complex and miraculous motion-capture technology to transform the 76-year-old Sigourney Weaver into a photorealistic teenage alien named ...